How to add Social Bookmarking?

[therealdeal]

there are certain codes for those sites which you will be needing to add in your post header and it would be done..you can get them at various sites offering free codes for social bookmarking..here is one link:
http://www.addtobookmarks.com/

Thanks for the helpbyyp.I will try it Meanwhile can you let me know what are the socialbookmarking buttons which you are using in your blog...


second post:
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byyp,
I have download the code from that website...But i dont know how to add it to the header.I want to add it to my post.. Can you help me where can i post it...